nSNP, number of single nucleotide polymorphism; IVW,
inverse-variance-weighted.
PHeterogeneity, P value of the
Cochran’s Q test for heterogeneity by IVW and MR Egger.
PPleiotropy, P value of the horizontal
pleiotropy. a P value of MR-PRESSO global test.
MR-PRESSO, MR pleiotropy residual sum and outlier. bP value of the intercept from MR Egger regression analysis.